release.yml

name: Release

on:
  push:
    tags:
    - 'v*'

jobs:
  build:
    strategy:
      matrix:
        os: [ubuntu-latest, macos-latest, macos-13]

    runs-on: ${{ matrix.os }}
    permissions:
      contents: write
      pull-requests: write
      repository-projects: write

    steps:
    - name: Checkout code
      uses: actions/checkout@v3

    - name: Set up Go
      uses: actions/setup-go@v3
      with:
        go-version: stable

    - name: Build project
      env:
        CGO_ENABLED: "1"
      run: |
        go build \
          -trimpath \
          -ldflags="-s -w" \
          -o playground \
          cmd/playground/main.go

    - name: Upload release asset
      env:
        GH_TOKEN: ${{secrets.GITHUB_TOKEN}}
      run: |
        SYSTEM_UNAME="$(uname | tr '[:upper:]' '[:lower:]')"
        SYSTEM_ARCH="$(uname -m | sed -e 's/x86_64/amd64/' -e 's/aarch64/arm64/')"
        DIR_NAME="$(basename $(pwd))"
        CURRENT_TAG="$(git describe --exact-match --tags)"
        TARBALL_NAME="${DIR_NAME}_${CURRENT_TAG#v}_${SYSTEM_UNAME}_${SYSTEM_ARCH}.tar.gz"
        tar -cf - LICENSE README.md playground | gzip --best >"$TARBALL_NAME"
        gh release upload "$CURRENT_TAG" "$TARBALL_NAME"

    - name: Upload artifacts
      uses: actions/upload-artifact@v4
      with:
        name: tarball-${{ matrix.os }}
        path: |
          *.tar.gz


  homebrew_update:
    needs: build

    runs-on: ubuntu-latest
    permissions:
      contents: write

    steps:
    - name: Checkout Homebrew tap repository
      uses: actions/checkout@v3
      with:
        repository: homeport/homebrew-tap
        path: homebrew-tap
        token: ${{ secrets.HOMEBREW_TAP_GITHUB_TOKEN }}

    - name: Checkout project repository
      uses: actions/checkout@v3
      with:
        path: repo

    - name: Download all workflow run artifacts
      uses: actions/download-artifact@v4
      with:
        path: tarballs

    - name: Update Formula
      env:
        GH_TOKEN: ${{ secrets.HOMEBREW_TAP_GITHUB_TOKEN }}
        GITHUB_TOKEN: ${{ secrets.HOMEBREW_TAP_GITHUB_TOKEN }}
      run: repo/hack/update-formula.sh